OpNoviceSteppingAction.cc

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/// \file OpNoviceSteppingAction.cc
/// \brief Implementation of the OpNoviceSteppingAction class
 
#include "OpNoviceSteppingAction.hh"
#include "OpNoviceRun.hh"
#include "G4Event.hh"
#include "G4OpBoundaryProcess.hh"
#include "G4OpticalPhoton.hh"
#include "G4RunManager.hh"
#include "G4Step.hh"
#include "G4Track.hh"
 
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OpNoviceSteppingAction::OpNoviceSteppingAction(OpNoviceEventAction* event)
  : G4UserSteppingAction()
  , fEventAction(event)
{}
 
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void OpNoviceSteppingAction::UserSteppingAction(const G4Step* step)
{
  static G4ParticleDefinition* opticalphoton =
    G4OpticalPhoton::OpticalPhotonDefinition();
 
  const G4ParticleDefinition* particleDef =
    step->GetTrack()->GetDynamicParticle()->GetParticleDefinition();
 
  if(particleDef == opticalphoton)
  {
    G4StepPoint* endPoint = step->GetPostStepPoint();
    const G4VProcess* pds = endPoint->GetProcessDefinedStep();
    G4String procname     = pds->GetProcessName();
    if(procname == "OpRayleigh")
      fEventAction->AddRayleigh();
    else if(procname == "OpAbsorption")
      fEventAction->AddAbsorption();
    else if(procname == "OpMieHG")
      fEventAction->AddMie();
 
    // for boundary scattering, process name in 'transportation'.
    // Need to check differently:
    if(endPoint->GetStepStatus() == fGeomBoundary)
    {
      G4OpBoundaryProcessStatus theStatus = Undefined;
      G4ProcessManager* opManager         = opticalphoton->GetProcessManager();
      G4int n_proc = opManager->GetPostStepProcessVector(typeDoIt)->entries();
      G4ProcessVector* postStepDoItVector =
        opManager->GetPostStepProcessVector(typeDoIt);
      for(G4int i = 0; i < n_proc; ++i)
      {
        G4VProcess* currentProcess = (*postStepDoItVector)[i];
 
        auto opProc = dynamic_cast<G4OpBoundaryProcess*>(currentProcess);
        if(opProc)
          theStatus = opProc->GetStatus();
      }
      if(theStatus != Undefined && theStatus != NotAtBoundary &&
         theStatus != StepTooSmall)
      {
        fEventAction->AddBoundary();
      }
    }
  }
}
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